Torsion balance for chemists and druggists
1915
Persian equal-arm medical scales
Pocket balance for apothecaries
1821-1900
Apothecaires' balance, with weights, in fish-skin covered case, 1750
1750
Apothecary's balance
1800-1870
Apothecaries' balance, 5" steel, in mahogany box
Small Apothecaries' balance
1620-1630
Apothecary's scales
1801-1900
English Apothecaries' scales and weights by John Snart
1708-1714
Apothecary's scales, with weights and case, 1847
1847